Change the luajit installation instructions

[mah0x211]

No description provided.

[codecov-commenter]

Codecov Report

Merging #26 (4b3562f) into master (93154fe) will decrease coverage by 2.24%.
Report is 1 commits behind head on master.
The diff coverage is 3.73%.

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@@            Coverage Diff             @@
##           master      #26      +/-   ##
==========================================
- Coverage   24.76%   22.53%   -2.24%     
==========================================
  Files          10       11       +1     
  Lines         852      932      +80     
==========================================
- Hits          211      210       -1     
- Misses        612      691      +79     
- Partials       29       31       +2     

Files Changed	Coverage Δ
exec.go	0.00% <0.00%> (ø)
install.go	0.00% <0.00%> (ø)
fetch.go	15.21% <3.22%> (-18.12%)	⬇️
vers.go	63.81% <10.00%> (-3.55%)	⬇️
main.go	9.18% <20.00%> (+0.62%)	⬆️

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